Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The broken line showing of the display screen and elements of the graphical user interface illustrates portions of the article, and forms no part of the claimed design. The broken line showing of a monitor/tv, frame and stand illustrate environmental subject matter, and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 